Janet claims that her dog can do simple addition problems. She showed her dog 8 different cards with simple addition problems, a
nd the dog was able to tap his paw to indicate whether the answer was correct or incorrect. The dog correctly identified all 8 cards. Alex didn't believe Janet's dog could do addition, so he set up a trial to test whether the dog was just guessing. He flipped 8 coins to see how many would land tails up. He did this 53 times, and the results are shown in the dot plot below: Based on these results, can Janet's dog add?
A)Yes, the chances of getting 8 correct by guessing are very low
B)No, the chances of getting 8 correct by guessing are very low
C)Yes, the dog is likely to get them all correct
D)No, dogs can't add
A)Yes, the chances of getting 8 correct by guessing are very low
B)No, the chances of getting 8 correct by guessing are very low
C)Yes, the dog is likely to get them all correct
D)No, dogs can't add
1 answer:
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